The pages can he read in [tex]4\frac{1}{2}[/tex] minutes or [tex]\frac{9}{2}[/tex] minutes is 3.6 .
What is fraction?
In arithmetic, a number expressed as a quotient, in which a numerator is divided by a denominator. In a simple fraction, both are integers. A complex fraction has a fraction in the numerator or denominator. In a proper fraction, the numerator is less than the denominator.
According to the question
In fraction David can read in one minute = 4/5 of a page
pages can he read in [tex]4\frac{1}{2}[/tex] minutes
Converting mixed fraction into simple fraction
[tex]4\frac{1}{2}[/tex] minutes = [tex]\frac{9}{2}[/tex] minutes
As
David can read in one minute = 4/5 of a page
Therefore,
David can read in [tex]4\frac{1}{2}[/tex] minutes or [tex]\frac{9}{2}[/tex] minutes = [tex]\frac{4}{5} * \frac{9}{2}[/tex]
= [tex]\frac{18}{5}[/tex] page
= or 3.6 pages
Hence, the pages can he read in [tex]4\frac{1}{2}[/tex] minutes or [tex]\frac{9}{2}[/tex] minutes is 3.6 .
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